diff options
Diffstat (limited to 'block/blk-ioc.c')
| -rw-r--r-- | block/blk-ioc.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/block/blk-ioc.c b/block/blk-ioc.c index 87bdc9ca8295..71c3a933cf16 100644 --- a/block/blk-ioc.c +++ b/block/blk-ioc.c @@ -279,7 +279,12 @@ int set_task_ioprio(struct task_struct *task, int ioprio) return -ENOMEM; task_lock(task); - if (task->io_context || (task->flags & PF_EXITING)) { + if (task->flags & PF_EXITING) { + err = -ESRCH; + kmem_cache_free(iocontext_cachep, ioc); + goto out; + } + if (task->io_context) { kmem_cache_free(iocontext_cachep, ioc); ioc = task->io_context; } else { @@ -287,8 +292,9 @@ int set_task_ioprio(struct task_struct *task, int ioprio) } } task->io_context->ioprio = ioprio; +out: task_unlock(task); - return 0; + return err; } EXPORT_SYMBOL_GPL(set_task_ioprio); |